Dayton Audio TIT320C-4 Titanic Mk III

12" · 4 Ω · 500 W · 89.2 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	4 Ω
Fs	24.9 Hz
Qts	0.458
Qes	0.49
Qms	7.03
Vas	64.3 L
Sd	502.7 cm²
Xmax	10.5 mm
Re	3.1 Ω
Bl	14.9 T·m
Mms	225.1 g
Pe	500 W
Sensitivity	89.2 dB

Alignment hint

EBP	51 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 46.5 L

EBP 50-100: works in either a sealed or ported alignment.

Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.

Substitute candidates

Driver	Fs (Hz)	Qts	Vas (L)	Xmax (mm)	Sens (dB)	Fit	Notes	Compare
Oxygen AIR2 300	26.7 +1.8	0.452 -0.01	62.9 -1.4	8.8 -1.7	89.5 +0.3	close	300 W vs 500 W: lower power handling · Xmax 8.8 mm < 10.5 mm: lower excursion-limited SPL	+
Rockford Fosgate T0D212	25.3 +0.4	0.473 +0.01	55 -9.3	10.5 =	88 -1.2	close		+
Dayton Audio TS320D-4 TITANIC MK 4	28.3 +3.4	0.453 -0.01	64.1 -0.2	9.8 -0.7	90.7 +1.5	close	Xmax 9.8 mm < 10.5 mm: lower excursion-limited SPL	+
Rockford Fosgate P3D2-12	26.5 +1.6	0.491 +0.03	57.7 -6.6	9.5 -1	89 -0.2	close	Xmax 9.5 mm < 10.5 mm: lower excursion-limited SPL	+
JL Audio 12W7AE-3	27.2 +2.3	0.482 +0.02	66 +1.7	13.7 +3.2	91.2 +2	close		+
Morel ULTIMO 124	26 +1.1	0.421 -0.04	73.8 +9.5	14.6 +4.1	89 -0.2	close		+
JL Audio 12W6V2-D4	25 +0.1	0.45 -0.01	79.9 +15.6	12.7 +2.2	86.9 -2.3	close	8 Ω vs 4 Ω: amp load changes	+
Focal P30F	28 +3.1	0.467 +0.01	70 +5.7	9.1 -1.4	90.1 +0.9	close	Xmax 9.1 mm < 10.5 mm: lower excursion-limited SPL	+
Dayton Audio RSS315HF-4	25 +0.1	0.489 +0.03	85.1 +20.8	10.1 -0.4	89.4 +0.2	close	Xmax 10.1 mm < 10.5 mm: lower excursion-limited SPL	+
JL Audio 12W3V3-4	26.7 +1.8	0.446 -0.01	80.6 +16.3	10.9 +0.4	90.6 +1.4	close		+

Compare the closest 3 against the TIT320C-4 Titanic Mk III →

Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.

Used in enclosures (0)

No enclosure in the catalog uses this driver yet.